Move to vendor

As we walk away from 1.4, godep no longer requires to have stuff into workspace and we no longer need the symlink.

Signed-off-by: Olivier Gambier <olivier@docker.com>

vendor/github.com/rackspace/gophercloud/script/cibuild

@@ -0,0 +1,5 @@
+#!/bin/bash
+#
+# Test script to be invoked by Travis.
+
+exec script/unittest -v